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      Small Craft Advisory
      until 8:00 AM EDT
      Elev 112 ft, 38.992 °N 76.970 °W

      Adelphi, MD

      Cool Spring Terrace Station73°
      Updated: 8:37 PM EDT on October 2, 2026 (GMT -4)
      8 minutes ago
      90°
      61°
      73
      Feels Like 75
      Cloudy
      N
      2
      Lower temperature is expected tomorrow
      Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Fri 10/02
        Low 59°f
         92% Precip. / 0.24 in
        Rain early...then remaining cloudy with showers overnight. Low 59F. Winds N at 5 to 10 mph. Chance of rain 90%. Rainfall around a quarter of an inch.
        Tomorrow
        Sat 10/03
        High 66°f
         24% Precip. / 0 in
        Cloudy skies. High 66F. Winds light and variable.
        Tomorrow night
        Sat 10/03
        Low 61°f
         41% Precip. / 0.02 in
        Cloudy in the evening, then off and on rain showers after midnight. Low 61F. Winds light and variable. Chance of rain 40%.
        Hourly Forecast
        Now
        72°
        9PM
        71°
        10PM
        65%
        69°
        11PM
        75%
        67°
        12AM
        92%
        68°
        1AM
        88%
        67°
        2AM
        38%
        66°
        3AM
        44%
        64°
        4AM
        47%
        64°
        5AM
        62°
        6AM
        43%
        61°
        7AM
        36%
        60°
        7:05AM
        Sunrise
        8AM
        60°
        9AM
        62°
        10AM
        63°
        11AM
        64°
        12PM
        65°
        1PM
        65°
        2PM
        66°
        3PM
        66°
        4PM
        66°
        5PM
        66°
        6PM
        66°
        6:46PM
        Sunset
        7PM
        65°
        8PM
        63°
        Precipitation
        92%
        Rain expected around 10:00 PM
        Pollen
        Ragweed Pollen
        High
        Air Quality
        66
        Moderate
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.99 in
        2. Visibility 8 miles
        3. Clouds Cloudy
        4. Dew Point71°F
        5. Humidity 98%
        6. Rainfall 0.21 in
        7. Snow Depth 0 in
         KCGS Station History
        Almanac for October 2, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 90°F 74°F 91°F 1986
        4. Low 61°F 53°F 30°F 1947
        5. Rain/Snow Depth
        6. Precipitation 0.24 in 0.12 in -
        7. Snow 0 in - in -
        Almanac for October 3, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 69°F 73°F 91°F
        4. Low 59°F 52°F 28°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:04 AM 6:48 PM
        3. Civil Twilight 6:38 AM 7:15 PM
        4. Nautical Twilight 6:07 AM 7:46PM
        5. Astronomical Twilight 5:36 AM 8:17 PM
        1. Length of Visible Light 12h 37m
        2. Length of Day 11h 43m
        3. Tomorrow will be 2 minutes 30 seconds shorter
        1. Moon 11:00 PM 1:57 PM
        2. Waning Gibbous55% of the Moon is Illuminated
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Oct 26
        Full Moon
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